Our factory was established since 1997, with the name of Haiyan SanxinSteel Pipe Co., Ltd. The factories` technicians are of great engineering experience in steel pipe industry for more than 20 years, who are in great command of production technology for Cold Drawing and Cold Rolling, as well as heat treatment and inspection. So we have strong technician team and manufacturing capability.

Q: Are you trading company or manufacturer ?A: A professional steel pipes materials inventor, manufacturer and solution providerQ: How long is your delivery time?A: Generally it is 7-14 days if the goods are in stock. or it is 30-60 days if the goods are not in stock, it is according to quantity.Q: Do you provide samples of carbon seamless steel tube ? is it free or extra ?A: Yes, we could offer the sample for free charge but need pay the cost of freight.Q: What is your terms of payment ?A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.If you have another question, pls feel free to contact us